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Digital Echo:
Digital echo is a synthetically processed sound effect that mimics natural echo. Echo in general
is the "bouncing" of waves back and forth between 2 surfaces. This effect gives a spacious or
ambient feeling that works great with vocals.
Repeat:
Repeat is facet of the echo process. Repeat refers to the frequency of echoes within a
period of time.
Delay:
Delay is also a facet of the echo process. Delay refers to the amount of time that exists
between echoes.
Vocal Cancel is a feature that removes vocals from multiplex CD tracks. To be multiplexed,
Vocal Cancel:
a disc must have the vocals coded to the right channel and the music coded to the left
channel. When you select Vocal Cancel, the unit will remove the right channel (vocals) and
split the left channel (music) to both sides.
Vocal Partner is a feature that removes vocals from multiplex CD tracks much in the same way
Vocal Partner:
as Vocal Cancel, but with an added "auto-pilot" function. The main difference is that Vocal
Partner will only remove vocals as long as there is activity going through the microphone
(singing). When you stop singing, the vocals automatically return.
Vocal Reducer is a feature that removes vocals from standard non-multiplex CD tracks.
Vocal Reducer:
To do this, the unit compares the audio on the left and right channels, and cancels out any
signals that appear on both. Most currently recorded CD's contain the vocal layer on
both sides, however some may not, rendering this feature unusable for that CD.
CD+G:
A CD+G is a specially formatted disc that has an additional line of sub-code on the CD that is
responsible for the lyrics that play on video screen for Karaoke systems. CD+G stands for
Compact Disc + Graphics.
Sub-Code:
Sub-code is specially coded area of data used by CD+G manufacturers to produce lyrics for
Karaoke video output.
Multiplex (MPX):
Multiplex is a type of Karaoke software that has specially formatted left and right channels to
make multiplex features available. To be formatted for multiplex use, a disc must have the
vocals coded to the right channel and the music to the left channel. When you select a
multiplex mode, the unit will remove the right channel (vocals) and split the left channel (music)
to both sides.
Rack Mountable:
Rack Mountable refers to the ability to place unit into professional or travel rack cases.
Such cases are great for building complete systems and protect them during transportation.
The standard rack size for MOST cases is 19".
VCD:
VCD is a disc formatted in MPEG-1. These discs are good candidates for Karaoke use as they
have an audio and a video layer to them. VCD stands for Video Compact Disc.
A/V:
A/V is an abbreviation for Audio/Visual.
16
GLOSSARY OF TERMS
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